CN112742950A - Inclined tee joint forming sleeve tire - Google Patents
Inclined tee joint forming sleeve tire Download PDFInfo
- Publication number
- CN112742950A CN112742950A CN202110010658.0A CN202110010658A CN112742950A CN 112742950 A CN112742950 A CN 112742950A CN 202110010658 A CN202110010658 A CN 202110010658A CN 112742950 A CN112742950 A CN 112742950A
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- China
- Prior art keywords
- pipe groove
- tire
- branch pipe
- main pipe
- groove
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- Pending
Links
- 230000007704 transition Effects 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims description 15
- 238000007493 shaping process Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
- B21D26/047—Mould construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
- B21D26/037—Forming branched tubes
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an inclined tee joint forming sleeve tire which comprises an upper tire mold and a lower tire mold which are arranged in a mirror image mode, wherein the upper tire mold and the lower tire mold are connected in an aligned buckling mode. The lower tire mold is provided with a main pipe groove and a branch pipe groove, the branch pipe groove is located in the middle of the main pipe groove, and one end of the branch pipe groove is communicated with the main pipe groove. The inside in branch pipe groove is provided with the child core, and the child core laminating is provided with the locating piece on the surface of child core on the inner wall in branch pipe groove, be provided with the constant head tank with locating piece looks adaptation on the inner wall in branch pipe groove. The tire core is connected with the upper tire mold and the lower tire mold through the positioning block and the positioning groove. The main pipe groove and the branch pipe groove as well as the tire core and the main pipe groove are in smooth transition connection through arcs. The inclined tee joint forming sleeve tire adopting the structure can solve the problems that the existing tire mold can only process parts of one specification, and has poor adaptability, high cost and low production efficiency.
Description
Technical Field
The invention relates to the technical field of inclined tee joint die structures, in particular to an inclined tee joint forming sleeve tire.
Background
The inclined tee joint is one kind of pipeline connecting part, belongs to special-shaped tee joint line and row, and is mainly used at the branch of a pipeline to play the roles of shunting and changing the motion direction of fluid. In the existing compression molding technology, a group of upper and lower moulding beds can only process an inclined tee joint of one specification, and when the branch pipe needs to be reduced, the moulding beds can only be replaced completely, so that the cost is high and the production efficiency is influenced.
Disclosure of Invention
The invention aims to provide an inclined tee forming sleeve tire, which solves the problems that the existing tire mold can only process parts of one specification, and has poor adaptability, high cost and low production efficiency.
In order to achieve the aim, the invention provides an inclined tee joint forming sleeve tire which comprises an upper tire mold and a lower tire mold which are arranged in a mirror image manner, wherein the upper tire mold and the lower tire mold are aligned and buckled; the lower tire mold is provided with a main pipe groove and a branch pipe groove, the branch pipe groove is positioned in the middle of the main pipe groove, and one end of the branch pipe groove is communicated with the main pipe groove; a tire core is arranged in the branch pipe groove and is attached to the inner wall of the branch pipe groove, a positioning block is arranged on the outer surface of the tire core, and a positioning groove matched with the positioning block is arranged on the inner wall of the branch pipe groove; the tire core is connected with the upper tire mold and the lower tire mold through a positioning block and a positioning groove; the main pipe groove and the branch pipe groove as well as the tire core and the main pipe groove are in smooth transition connection through arcs.
Preferably, the cross sections of the main pipe groove, the branch pipe groove and the tire core are all semicircular structures.
Preferably, the diameters of the main pipe groove and the branch pipe groove are equal.
Preferably, the included angle between the branch pipe groove and the main pipe groove is 45 degrees.
Preferably, one end of the tire core close to the main pipe groove is on the same surface with the side wall of the main pipe groove.
Preferably, the positioning block and the tire core are of an integral structure, the positioning block is of a square structure, one end of the positioning groove is of an arc structure, and the other end of the positioning groove is of a square structure.
Preferably, the upper and lower dies are press-sealed and joined by a press to form a cylindrical structure.
Preferably, one end of the tire core is in smooth transition connection with the main pipe groove through a small arc R and a large arc R,
the radius range of the small circular arc r is r 1-r 2, wherein r1 is smaller than r 2;
r1 is 0.07 times the lesser of D2 and 16 mm;
r2 is 0.18D1 when D2 is less than DN 100; when D2 is not less than DN100, r2 is 35mm,
wherein D2 is the nominal diameter of the branch pipe enclosed by the branch pipe groove.
Preferably, the radius range of the great circular arc R is R1-R2, wherein R1 is smaller than R2;
when D2 is less than DN200, R1 is 0.13D1+8mm, and R2 is 0.23D1+27 mm; when D2 is DN200 or more, R1 is 35mm, and R2 is 110 mm;
wherein D1 is the nominal diameter of the main pipe surrounded by the main pipe grooves, and D2 is the nominal diameter of the branch pipe surrounded by the branch pipe grooves.
The inclined tee joint forming sleeve tire has the advantages and positive effects that:
1. the branch pipes with different outer diameters, which can be produced according to needs, of the tire cores in the branch pipes are replaced, and on the basis of the original upper tire mold and the original lower tire mold, the oblique tee joint with the branch pipes with different diameters can be produced only by replacing the tire cores. By combining a set of forming die with forming cores with various apertures, inclined tee products with different reducing specifications can be processed, the production cost is reduced, and the production efficiency is improved.
2. The tire core and the branch pipe groove are positioned and installed through the positioning block and the positioning groove, and the tire core is convenient to install and disassemble.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a tee-bend forming sleeve tire of the present invention;
FIG. 2 is a schematic view of a lower tire mold of an embodiment of the oblique tee joint forming sleeve tire of the present invention.
Reference numerals
1. Mounting a tire mold; 2. a lower tire mold; 3. a main pipe groove; 4. a branch pipe groove; 5. a tire core; 6. and (5) positioning the blocks.
Detailed Description
The technical solution of the present invention is further illustrated by the accompanying drawings and examples.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Examples
Fig. 1 is a schematic structural diagram of an embodiment of a slant tee shaped tire casing of the present invention, and fig. 2 is a schematic structural diagram of a lower tire mold of an embodiment of a slant tee shaped tire casing of the present invention. As shown in the figure, the inclined tee joint forming sleeve tire comprises an upper tire mold 1 and a lower tire mold 2 which are arranged in a mirror image mode, and the upper tire mold 1 and the lower tire mold 2 are identical in structure. The upper moulding bed 1 and the lower moulding bed 2 are aligned, buckled and connected to form a complete moulding bed. Be provided with main pipe groove 3 and branch pipe groove 4 on the child mould 2 down, the cross section of main pipe groove 3, branch pipe groove 4 is semicircular structure, and lower child mould 2 aligns the lock with main pipe groove 3 and branch pipe groove 4 on the last child mould 1 and forms the cylindrical main pipe and the branch pipe. The branch pipe groove 4 is located at the middle of the main pipe groove 3, and one end of the branch pipe groove 4 communicates with the main pipe groove 3. The diameters of the main pipe groove 3 and the branch pipe grooves 4 are set to be equal, and the included angle between the branch pipe grooves 4 and the main pipe groove 3 is 45 degrees.
The inside of branch pipe groove 4 is provided with child core 5, and the cross section of child core 5 also is semi-circular structure, and the inseparable laminating of child core 5 is on the inner wall of branch pipe groove 4. The tire core 5 on the lower tire mold 2 is aligned with the tire core 5 on the upper tire mold 1 to be connected into a complete cylinder shape.
The outer surface of the tire core 5 is provided with a positioning block 6, and the positioning block 6 is positioned on the end surface of the tire core 5 close to the upper tire mold 1. The positioning block 6 is of a square structure. One end of the positioning block 6 is matched with the outer wall of the tire core 5 and is attached and fixed on the outer wall of the tire core 5. The inner wall of the branch pipe groove 4 is provided with a positioning groove matched with the positioning block 6. One end of the positioning groove is of an arc structure, and the other end of the positioning groove is of a square structure.
The upper moulding bed 1 and the lower moulding bed 2 are pressed by a press machine to be sealed and combined to form a cylindrical structure, and a cavity for forming a branch pipe of the inclined tee joint is formed.
The tire core 5 in the branch pipe can be replaced according to branch pipes with different outer diameters produced as required, and on the basis of the original upper tire mold 1 and lower tire mold 2, the inclined tee joint of the branch pipes with different diameters can be produced only by replacing the tire core 5. The inclined tee products with different diameter-changing specifications can be processed by combining a set of mould with the mould cores 5 with various apertures. The aperture of the tire core 5 and the diameter of the main pipe groove 3 in the tire mold correspond to the outer diameters of pipes of various specifications in SH/T3408-2012 one by one.
The main pipe groove 3 and the branch pipe grooves 4 and the tire core 5 and the main pipe groove 3 are connected through circular arc smooth transition. One end of the tire core 5 close to the main pipe groove 3 is on the same surface with the side wall of the main pipe groove 3, so that the formed main pipe and branch pipe can be smoothly connected in a transition way.
One end of the tire core 5 is in smooth transition connection with the main pipe groove 3 through a small arc R and a large arc R.
The radius range of the small circular arc r is r 1-r 2, wherein r1 is smaller than r 2;
r1 is 0.07 times the lesser of D2 and 16 mm;
r2 is 0.18D1 when D2 is less than DN 100; when D2 is not less than DN100, r2 is 35 mm;
wherein D2 is the nominal diameter of the branch pipe surrounded by the branch pipe groove 4, and DN100 is the pipeline with the diameter of 100 mm.
The radius range of the large circular arc R is R1-R2, wherein R1 is smaller than R2;
when D2 is less than DN200, R1 is 0.13D1+8mm, and R2 is 0.23D1+27 mm;
when D2 is DN200 or more, R1 is 35mm, and R2 is 110 mm;
wherein D1 is the nominal diameter of the main pipe surrounded by the main pipe grooves 3, D2 is the nominal diameter of the branch pipes surrounded by the branch pipe grooves 4, and DN200 is the pipeline with the diameter of 219.1 mm.
The limitation of the radius ranges of the large arc and the small arc is beneficial to the forming of the inclined tee joint, the stress of the joint of the main pipe and the branch pipe in the inclined tee joint is reduced, the joint of the main pipe and the branch pipe is prevented from being broken, and the yield is improved.
When the device is used, firstly, the tire cores 5 of the upper tire mold 1 and the lower tire mold 2 are aligned and welded and fixed together through the grooves arranged on the positioning blocks 6, then the lower tire mold 2 is placed under a press machine for fixing, the whole tire core 5 which is well connected is placed in the lower tire mold 2, and the positioning blocks 6 are placed in the positioning grooves; then, placing the steel pipe into the main pipe groove 3, and buckling the upper moulding bed 1 on the lower moulding bed 2; the upper pressing head of the press machine downwards presses the upper moulding bed 1, the left and right pushing heads of the press machine tightly push the two ends of the main pipe groove 3, and then water is injected into the pipe cavity of the steel pipe to apply pressure, so that the steel pipe is subjected to water expansion molding in the die cavity to form the inclined tee joint.
Therefore, the inclined tee joint forming sleeve tire adopting the structure can solve the problems that the existing tire mold can only process parts of one specification, and has poor adaptability, high cost and low production efficiency.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the invention without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a tee bend shaping cover child which characterized in that: the device comprises an upper moulding bed and a lower moulding bed which are arranged in a mirror image manner, wherein the upper moulding bed is aligned with and buckled with the lower moulding bed; the lower tire mold is provided with a main pipe groove and a branch pipe groove, the branch pipe groove is positioned in the middle of the main pipe groove, and one end of the branch pipe groove is communicated with the main pipe groove; a tire core is arranged in the branch pipe groove and is attached to the inner wall of the branch pipe groove, a positioning block is arranged on the outer surface of the tire core, and a positioning groove matched with the positioning block is arranged on the inner wall of the branch pipe groove; the tire core is connected with the upper tire mold and the lower tire mold through a positioning block and a positioning groove; the main pipe groove and the branch pipe groove as well as the tire core and the main pipe groove are in smooth transition connection through arcs.
2. The oblique tee forming sleeve tire of claim 1, wherein: the cross sections of the main pipe groove, the branch pipe groove and the tire core are all in a semicircular structure.
3. The oblique tee forming sleeve tire of claim 2, wherein: the diameters of the main pipe groove and the branch pipe groove are equal.
4. The oblique tee forming sleeve tire of claim 1, wherein: the included angle between the branch pipe groove and the main pipe groove is 45 degrees.
5. The oblique tee forming sleeve tire of claim 1, wherein: one end of the tire core close to the main pipe groove is on the same surface with the side wall of the main pipe groove.
6. The oblique tee forming sleeve tire of claim 1, wherein: the positioning block and the tire core are of an integral structure, the positioning block is of a square structure, one end of the positioning groove is of an arc structure, and the other end of the positioning groove is of a square structure.
7. The oblique tee forming sleeve tire of claim 6, wherein: the upper tire mould and the lower tire mould are pressed and sealed by a press machine to form a cylindrical structure.
8. The oblique tee forming sleeve tire of claim 1, wherein: one end of the tire core is in smooth transition connection with the main pipe groove through a small arc R and a large arc R,
the radius range of the small circular arc r is r 1-r 2, wherein r1 is smaller than r 2;
r1 is 0.07 times the lesser of D2 and 16 mm;
r2 is 0.18D1 when D2 is less than DN 100; when D2 is not less than DN100, r2 is 35mm,
wherein D2 is the nominal diameter of the branch pipe enclosed by the branch pipe groove.
9. The oblique tee forming sleeve tire of claim 8, wherein:
the radius range of the large circular arc R is R1-R2, wherein R1 is smaller than R2;
when D2 is less than DN200, R1 is 0.13D1+8mm, and R2 is 0.23D1+27 mm; when D2 is DN200 or more, R1 is 35mm, and R2 is 110 mm;
wherein D1 is the nominal diameter of the main pipe surrounded by the main pipe grooves, and D2 is the nominal diameter of the branch pipe surrounded by the branch pipe grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010658.0A CN112742950A (en) | 2021-01-06 | 2021-01-06 | Inclined tee joint forming sleeve tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010658.0A CN112742950A (en) | 2021-01-06 | 2021-01-06 | Inclined tee joint forming sleeve tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112742950A true CN112742950A (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110010658.0A Pending CN112742950A (en) | 2021-01-06 | 2021-01-06 | Inclined tee joint forming sleeve tire |
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| CN (1) | CN112742950A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100771793B1 (en) * | 2007-04-13 | 2007-10-30 | 주식회사 태광 | Exchangeable core mold for forming metalic tee-pipe |
| CN201618804U (en) * | 2010-03-21 | 2010-11-03 | 河北沧海管件集团有限公司 | Combined three-way valve mold |
| CN201783526U (en) * | 2010-02-03 | 2011-04-06 | 北京机电研究所 | Split type extrusion forming mold for large-aperture tee joint fittings |
| CN202448269U (en) * | 2011-12-28 | 2012-09-26 | 台州市黄岩炜大塑料机械有限公司 | Split-mounting type cavity insert of bellows flaring inclined three-way die |
| CN205341537U (en) * | 2015-11-18 | 2016-06-29 | 扬州华宇管件有限公司 | High pressure tee bend forming die |
| CN207138626U (en) * | 2017-09-07 | 2018-03-27 | 彭康能 | A kind of water flowing of U-shaped three is risen mould |
| CN208146780U (en) * | 2018-05-15 | 2018-11-27 | 成都三环金属制品有限公司 | A kind of composable mold manufacturing threeway |
-
2021
- 2021-01-06 CN CN202110010658.0A patent/CN112742950A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100771793B1 (en) * | 2007-04-13 | 2007-10-30 | 주식회사 태광 | Exchangeable core mold for forming metalic tee-pipe |
| CN201783526U (en) * | 2010-02-03 | 2011-04-06 | 北京机电研究所 | Split type extrusion forming mold for large-aperture tee joint fittings |
| CN201618804U (en) * | 2010-03-21 | 2010-11-03 | 河北沧海管件集团有限公司 | Combined three-way valve mold |
| CN202448269U (en) * | 2011-12-28 | 2012-09-26 | 台州市黄岩炜大塑料机械有限公司 | Split-mounting type cavity insert of bellows flaring inclined three-way die |
| CN205341537U (en) * | 2015-11-18 | 2016-06-29 | 扬州华宇管件有限公司 | High pressure tee bend forming die |
| CN207138626U (en) * | 2017-09-07 | 2018-03-27 | 彭康能 | A kind of water flowing of U-shaped three is risen mould |
| CN208146780U (en) * | 2018-05-15 | 2018-11-27 | 成都三环金属制品有限公司 | A kind of composable mold manufacturing threeway |
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Application publication date: 20210504 |
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| RJ01 | Rejection of invention patent application after publication |